Precalculus Examples

$x + 3 y = 21$ , $3 x + 3 y = - 15$

Step 1

Since there is more than one variable, the equation cannot be formed.

Cannot create equation.

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$